EP4099471A4 - Mehrschichtiger körper für sekundärbatterien und sekundärbatterie - Google Patents

Mehrschichtiger körper für sekundärbatterien und sekundärbatterie

Info

Publication number
EP4099471A4
EP4099471A4 EP21747824.7A EP21747824A EP4099471A4 EP 4099471 A4 EP4099471 A4 EP 4099471A4 EP 21747824 A EP21747824 A EP 21747824A EP 4099471 A4 EP4099471 A4 EP 4099471A4
Authority
EP
European Patent Office
Prior art keywords
multilayer body
secondary battery
secondary batteries
batteries
battery
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP21747824.7A
Other languages
English (en)
French (fr)
Other versions
EP4099471A1 (de
Inventor
Masanobu Sato
Tasuku OGIHARA
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zeon Corp
Original Assignee
Zeon Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zeon Corp filed Critical Zeon Corp
Publication of EP4099471A1 publication Critical patent/EP4099471A1/de
Publication of EP4099471A4 publication Critical patent/EP4099471A4/de
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/058—Construction or manufacture
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/409—Separators, membranes or diaphragms characterised by the material
    • H01M50/411—Organic material
    • H01M50/414—Synthetic resins, e.g. thermoplastics or thermosetting resins
    • H01M50/417—Polyolefins
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/46—Separators, membranes or diaphragms characterised by their combination with electrodes
    • H01M50/461—Separators, membranes or diaphragms characterised by their combination with electrodes with adhesive layers between electrodes and separators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/489—Separators, membranes, diaphragms or spacing elements inside the cells, characterised by their physical properties, e.g. swelling degree, hydrophilicity or shut down properties
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/052—Li-accumulators
    • H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/04—Processes of manufacture in general
    • H01M4/0402—Methods of deposition of the material
    • H01M4/0404—Methods of deposition of the material by coating on electrode collectors
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/04—Processes of manufacture in general
    • H01M4/0402—Methods of deposition of the material
    • H01M4/0409—Methods of deposition of the material by a doctor blade method, slip-casting or roller coating
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/131—Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/133—Electrodes based on carbonaceous material, e.g. graphite-intercalation compounds or CFx
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/64—Carriers or collectors
    • H01M4/66—Selection of materials
    • H01M4/661—Metal or alloys, e.g. alloy coatings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/489—Separators, membranes, diaphragms or spacing elements inside the cells, characterised by their physical properties, e.g. swelling degree, hydrophilicity or shut down properties
    • H01M50/491—Porosity
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50—Manufacturing or production processes characterised by the final manufactured product

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Cell Separators (AREA)
  • Secondary Cells (AREA)
  • Materials Engineering (AREA)
EP21747824.7A 2020-01-31 2021-01-25 Mehrschichtiger körper für sekundärbatterien und sekundärbatterie Pending EP4099471A4 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2020015136 2020-01-31
PCT/JP2021/002493 WO2021153516A1 (ja) 2020-01-31 2021-01-25 二次電池用積層体及び二次電池

Publications (2)

Publication Number Publication Date
EP4099471A1 EP4099471A1 (de) 2022-12-07
EP4099471A4 true EP4099471A4 (de) 2025-04-16

Family

ID=77078188

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21747824.7A Pending EP4099471A4 (de) 2020-01-31 2021-01-25 Mehrschichtiger körper für sekundärbatterien und sekundärbatterie

Country Status (6)

Country Link
US (1) US12580274B2 (de)
EP (1) EP4099471A4 (de)
JP (1) JP7707925B2 (de)
KR (1) KR20220133880A (de)
CN (1) CN114930601B (de)
WO (1) WO2021153516A1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019190253A1 (ko) * 2018-03-28 2019-10-03 주식회사 엘지화학 분리막의 안정성 평가 방법
JP7628101B2 (ja) * 2022-09-15 2025-02-07 プライムプラネットエナジー＆ソリューションズ株式会社 捲回電極体および二次電池と二次電池の製造方法
US20260038969A1 (en) * 2022-11-14 2026-02-05 Lg Energy Solution, Ltd. Method for manufacturing secondary battery

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10141557B2 (en) * 2013-07-10 2018-11-27 Zeon Corporation Adhesive for lithium ion secondary batteries, separator for lithium ion secondary batteries, and lithium ion secondary battery
WO2019065130A1 (ja) * 2017-09-28 2019-04-04 日本ゼオン株式会社 非水系二次電池機能層用組成物、非水系二次電池用機能層および非水系二次電池
JP2019121508A (ja) * 2018-01-04 2019-07-22 三井化学株式会社 二次電池用セパレータ、これを含む二次電池用積層体およびその製造方法、捲回体、二次電池、ならびに塗工用樹脂組成物

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1667252B1 (de) * 2003-08-06 2011-06-22 Mitsubishi Chemical Corporation Trennelement für eine sekundärbatterie mit wasserfreiem elektrolyt und dieses enthaltende sekundärbatterie mit wasserfreiem elektrolyt
US8377583B2 (en) 2008-01-30 2013-02-19 Lg Chem, Ltd. Separator for providing a uniting force to electrode and electrochemical cell containing the same
JP5617725B2 (ja) 2011-03-28 2014-11-05 日本ゼオン株式会社 二次電池用電極、二次電池電極用バインダー、製造方法及び二次電池
CN103828114B (zh) * 2011-09-26 2018-03-09 住友化学株式会社 二次电池用粘合树脂组合物
US9941497B2 (en) * 2012-04-05 2018-04-10 Zeon Corporation Separator for secondary cell
JP5624653B2 (ja) * 2012-07-24 2014-11-12 株式会社東芝 二次電池
KR101802892B1 (ko) 2012-07-26 2017-11-30 아사히 가세이 이-매터리얼즈 가부시키가이샤 축전 디바이스용 세퍼레이터, 적층체 및 다공막
JP2014026943A (ja) * 2012-07-30 2014-02-06 Nissan Motor Co Ltd 積層構造電池
JP6186852B2 (ja) 2013-04-30 2017-08-30 日本ゼオン株式会社 二次電池多孔膜用スラリー組成物、二次電池用電極、二次電池用セパレータおよび二次電池
JP2015064988A (ja) * 2013-09-24 2015-04-09 株式会社東芝 非水電解質二次電池及び電池パック
DE102017211504A1 (de) * 2017-07-06 2019-01-10 Bayerische Motoren Werke Aktiengesellschaft Elektrochemischer Energiespeicher, Herstellungsverfahren, Energiespeichermodul und Fahrzeug
US12230765B2 (en) 2018-02-26 2025-02-18 Zeon Corporation Method of producing laminate for secondary battery
JP7268675B2 (ja) * 2018-03-26 2023-05-08 日本ゼオン株式会社 非水系二次電池用積層体の製造方法および非水系二次電池の製造方法
KR102860686B1 (ko) * 2018-05-17 2025-09-15 니폰 제온 가부시키가이샤 비수계 이차 전지용 슬러리, 비수계 이차 전지용 세퍼레이터, 비수계 이차 전지용 전극, 비수계 이차 전지용 적층체 및 비수계 이차 전지
US10756391B2 (en) * 2018-10-23 2020-08-25 Nio Usa, Inc. Method and system for secondary internal current mechanisms for a lithium-ion cell

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10141557B2 (en) * 2013-07-10 2018-11-27 Zeon Corporation Adhesive for lithium ion secondary batteries, separator for lithium ion secondary batteries, and lithium ion secondary battery
WO2019065130A1 (ja) * 2017-09-28 2019-04-04 日本ゼオン株式会社 非水系二次電池機能層用組成物、非水系二次電池用機能層および非水系二次電池
EP3690985B1 (de) * 2017-09-28 2022-07-06 Zeon Corporation Zusammensetzung von funktionaler schicht einer wasserfreien sekundärbatterie, funktionale schicht einer wasserfreien sekundärbatterie und wasserfreie sekundärbatterie
JP2019121508A (ja) * 2018-01-04 2019-07-22 三井化学株式会社 二次電池用セパレータ、これを含む二次電池用積層体およびその製造方法、捲回体、二次電池、ならびに塗工用樹脂組成物

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
MAHMOOD MOHSIN ET AL: "Thermal and mechanical properties of poly(vinyl alcohol) plasticized with glycerol", JOURNAL OF APPLIED POLYMER SCIENCE, vol. 122, no. 5, 7 July 2011 (2011-07-07), US, pages 3102 - 3109, XP055571072, ISSN: 0021-8995, DOI: 10.1002/app.34229 *
See also references of WO2021153516A1 *

Also Published As

Publication number Publication date
US20230060344A1 (en) 2023-03-02
CN114930601A (zh) 2022-08-19
JPWO2021153516A1 (de) 2021-08-05
WO2021153516A1 (ja) 2021-08-05
JP7707925B2 (ja) 2025-07-15
KR20220133880A (ko) 2022-10-05
EP4099471A1 (de) 2022-12-07
US12580274B2 (en) 2026-03-17
CN114930601B (zh) 2026-03-13

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